By Tatiana Krisztina Ben Affleck and Jennifer Lopez are partners in real life, but the duo have made appearances on the big screen together. In Jennifer’s documentary, The Greatest Love Story Never Told, viewers are taken behind the scenes of her movie This Is Me…Now: A Love Story. One of her scenes for the film includes her and “Mr. Young Guy,” as he’s billed on IMdB, Carlito Olivero. As the two filmed a scene where Jennifer’s friends confront her about her dating habits, Ben is shown behind the scenes laughing at the scene and giving some directorial opinions. Later, Carlito talks to Ben, …